skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : SPERZEL, MICHAEL, DR.
Total Assignments: 9
Assignment: 1
Reel/Frame:035339/0042   Pages: 11
Recorded: 04/06/2015
Attorney Dkt #:BHC131058 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASSFELD, JORMA, DR.
Exec Dt:
01/16/2015
2
KINZEL, TOM, DR.
Exec Dt:
01/30/2015
3
KÖBBERLING, JOHANNES, DR.
Exec Dt:
01/22/2015
4
CANCHO GRANDE, YOLANDA, DR.
Exec Dt:
01/21/2015
5
BEYER, KRISTIN, DR.
Exec Dt:
01/19/2015
6
RÖHRIG, SUSANNE, DR.
Exec Dt:
01/20/2015
7
KÖLLNBERGER, MARIA, DR.
Exec Dt:
01/19/2015
8
SPERZEL, MICHAEL, DR.
Exec Dt:
02/09/2015
9
BURKHARDT, NILS, DR.
Exec Dt:
01/27/2015
10
SCHLEMMER, KARL-HEINZ, DR.
Exec Dt:
02/02/2015
11
STEGMANN, CHRISTIAN, DR.
Exec Dt:
02/02/2015
12
SCHUHMACHER, JOACHIM, DR.
Exec Dt:
02/02/2015
13
WERNER, MATTHIAS, DR.
Exec Dt:
02/24/2015
14
ELLERMANN, MANUEL, DR.
Exec Dt:
01/20/2015
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTRASSE 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9598417
US20150126449
14533915
Correspondence name and address
BAYER CORPORATION
100 BAYER BOULEVARD
ATTN: ASEEM MEHTA
WHIPPANY, NJ 07981
Assignment: 2
Reel/Frame:046618/0773   Pages: 11
Recorded: 08/10/2018
Attorney Dkt #:ES-6487-0215
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASSFELD, JORMA, DR.
Exec Dt:
01/16/2015
2
KINZEL, TOM, DR.
Exec Dt:
01/30/2015
3
KÖBBERLING, JOHANNES, DR.
Exec Dt:
01/22/2015
4
CANCHO-GRANDE, YOLANDA, DR.
Exec Dt:
01/21/2015
5
BEYER, KRISTIN, DR.
Exec Dt:
01/15/2015
6
RÖHRIG, SUSANNE, DR.
Exec Dt:
01/20/2015
7
KÖLLNBERGER, MARIA, DR.
Exec Dt:
01/19/2015
8
SPERZEL, MICHAEL, DR.
Exec Dt:
02/09/2015
9
BURKHARDT, NILS, DR.
Exec Dt:
01/27/2015
10
SCHLEMMER, KARL-HEINZ, DR.
Exec Dt:
02/02/2015
11
STEGMANN, CHRISTIAN, DR.
Exec Dt:
02/02/2015
12
SCHUHMACHER, JOACHIM, DR.
Exec Dt:
02/02/2015
13
WERNER, MATTHIAS, DR.
Exec Dt:
02/24/2015
14
ELLERMANN, MANUEL, DR.
Exec Dt:
01/20/2015
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTRASSE 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10668071
US20180344739
16101250
Correspondence name and address
NIXON & VANDERHYE P.C.
901 NORTH GLEBE ROAD
11TH FLOOR
ARLINGTON, VA 22203-1808
Assignment: 3
Reel/Frame:038505/0280   Pages: 8
Recorded: 05/07/2016
Attorney Dkt #:BHC 131034 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RÖHN, ULRIKE, DR.
Exec Dt:
02/29/2016
2
ELLERMANN, MANUEL, DR.
Exec Dt:
02/29/2016
3
STRASSBURGER, JULIA
Exec Dt:
02/29/2016
4
WENDT, ASTRID, DR.
Exec Dt:
03/07/2016
5
RÖHRIG, SUSANNE, DR.
Exec Dt:
03/14/2016
6
WEBSTER, ROBERT ALAN, DR.
Exec Dt:
03/14/2016
7
SCHMIDT, MARTINA VICTORIA, DR.
Exec Dt:
03/01/2016
8
TERSTEEGEN, ADRIAN, DR.
Exec Dt:
03/16/2016
9
BEYER, KRISTIN
Exec Dt:
03/29/2016
10
SCHÄFER, MARTINA, DR.
Exec Dt:
02/29/2016
11
BUCHMÜLLER, ANJA, DR.
Exec Dt:
02/03/2016
12
GERDES, CHRISTOPH, DR.
Exec Dt:
02/03/2016
13
SPERZEL, MICHAEL, DR.
Exec Dt:
02/03/2016
14
SANDMANN, STEFFEN, DR.
Exec Dt:
03/27/2016
15
HEITMEIER, STEFAN
Exec Dt:
02/03/2016
16
HILLISCH, ALEXANDER, DR.
Exec Dt:
03/15/2016
17
ACKERSTAFF, JENS, DR.
Exec Dt:
03/14/2016
18
TERJUNG, CARSTEN, DR.
Exec Dt:
03/21/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160222056
15024974
Correspondence name and address
IP SPRING
180 N. LA SALLE, SUITE 3700
CHICAGO, IL 60601
Assignment: 4
Reel/Frame:038505/0309   Pages: 8
Recorded: 05/07/2016
Attorney Dkt #:BHC 131030 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RÖHN, ULRIKE, DR.
Exec Dt:
02/29/2016
2
ELLERMANN, MANUEL, DR.
Exec Dt:
02/29/2016
3
STRASSBURGER, JULIA
Exec Dt:
02/29/2016
4
WENDT, ASTRID, DR.
Exec Dt:
03/07/2016
5
RÖHRIG, SUSANNE, DR.
Exec Dt:
03/19/2016
6
WEBSTER, ROBERT ALAN, DR.
Exec Dt:
03/14/2016
7
SCHMIDT, MARTINA VICTORIA, DR.
Exec Dt:
03/01/2016
8
TERSTEEGEN, ADRIAN, DR.
Exec Dt:
03/16/2016
9
BEYER, KRISTIN
Exec Dt:
03/29/2016
10
SCHÄFER, MARTINA, DR.
Exec Dt:
02/29/2016
11
BUCHMÜLLER, ANJA, DR.
Exec Dt:
02/03/2016
12
GERDES, CHRISTOPH, DR.
Exec Dt:
02/03/2016
13
SPERZEL, MICHAEL, DR.
Exec Dt:
02/03/2016
14
SANDMANN, STEFFEN, DR.
Exec Dt:
03/27/2016
15
HEITMEIER, STEFAN
Exec Dt:
02/03/2016
16
HILLISCH, ALEXANDER, DR.
Exec Dt:
03/15/2016
17
ACKERSTAFF, JENS, DR.
Exec Dt:
03/14/2016
18
TERJUNG, CARSTEN, DR.
Exec Dt:
03/21/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160237045
15024939
Correspondence name and address
IP SPRING
180 N. LA SALLE, SUITE 3700
CHICAGO, IL 60601
Assignment: 5
Reel/Frame:038505/0335   Pages: 8
Recorded: 05/07/2016
Attorney Dkt #:BHC 131029 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RÖHN, ULRIKE, DR.
Exec Dt:
02/29/2016
2
ELLERMANN, MANUEL, DR.
Exec Dt:
02/29/2016
3
STRASSBURGER, JULIA
Exec Dt:
02/29/2016
4
WENDT, ASTRID, DR.
Exec Dt:
03/07/2016
5
RÖHRIG, SUSANNE, DR.
Exec Dt:
03/14/2016
6
WEBSTER, ROBERT ALAN, DR.
Exec Dt:
03/14/2016
7
SCHMIDT, MARTINA VICTORIA, DR.
Exec Dt:
03/01/2016
8
TERSTEEGEN, ADRIAN, DR.
Exec Dt:
03/16/2016
9
BEYER, KRISTIN
Exec Dt:
03/29/2016
10
SCHÄFER, MARTINA, DR.
Exec Dt:
02/29/2016
11
BUCHMÜLLER, ANJA, DR.
Exec Dt:
02/03/2016
12
GERDES, CHRISTOPH, DR.
Exec Dt:
02/03/2016
13
SPERZEL, MICHAEL, DR.
Exec Dt:
02/03/2016
14
SANDMANN, STEFFEN, DR.
Exec Dt:
03/27/2016
15
HEITMEIER, STEFAN
Exec Dt:
02/03/2016
16
HILLISCH, ALEXANDER, DR.
Exec Dt:
03/15/2016
17
ACKERSTAFF, JENS, DR.
Exec Dt:
03/14/2016
18
TERJUNG, CARSTEN, DR.
Exec Dt:
03/21/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160280688
15024961
Correspondence name and address
IP SPRING
180 N. LA SALLE, SUITE 3700
CHICAGO, IL 60601
Assignment: 6
Reel/Frame:038505/0317   Pages: 8
Recorded: 05/07/2016
Attorney Dkt #:BHC 131027 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RÖHN, ULRIKE, DR.
Exec Dt:
02/29/2016
2
ELLERMANN, MANUEL, DR.
Exec Dt:
02/29/2016
3
STRASSBURGER, JULIA
Exec Dt:
02/29/2016
4
WENDT, ASTRID, DR.
Exec Dt:
03/07/2016
5
RÖHRIG, SUSANNE, DR.
Exec Dt:
03/14/2016
6
WEBSTER, ROBERT ALAN, DR.
Exec Dt:
03/14/2016
7
SCHMIDT, MARTINA VICTORIA, DR.
Exec Dt:
03/01/2016
8
TERSTEEGEN, ADRIAN, DR.
Exec Dt:
03/16/2016
9
BEYER, KRISTIN
Exec Dt:
03/28/2016
10
SCHÄFER, MARTINA, DR.
Exec Dt:
02/29/2016
11
BUCHMÜLLER, ANJA, DR.
Exec Dt:
02/03/2016
12
GERDES, CHRISTOPH, DR.
Exec Dt:
02/03/2016
13
SPERZEL, MICHAEL, DR.
Exec Dt:
03/21/2016
14
SANDMANN, STEFFEN, DR.
Exec Dt:
03/21/2016
15
HEITMEIER, STEFAN
Exec Dt:
02/03/2016
16
HILLISCH, ALEXANDER, DR.
Exec Dt:
03/15/2016
17
ACKERSTAFF, JENS, DR.
Exec Dt:
03/14/2016
18
TERJUNG, CARSTEN, DR.
Exec Dt:
03/21/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160244437
15024923
Correspondence name and address
IP SPRING
180 N. LA SALLE, SUITE 3700
CHICAGO, IL 60601
Assignment: 7
Reel/Frame:039142/0148   Pages: 8
Recorded: 07/13/2016
Attorney Dkt #:BHC 131032 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RÖHN, ULRIKE, DR.
Exec Dt:
06/06/2016
2
ELLERMANN, MANUEL, DR.
Exec Dt:
04/29/2016
3
STRASSBURGER, JULIA
Exec Dt:
03/21/2016
4
WENDT, ASTRID, DR.
Exec Dt:
07/05/2016
5
RÖHRIG, SUSANNE, DR.
Exec Dt:
04/01/2016
6
WEBSTER, ROBERT ALAN, DR.
Exec Dt:
04/05/2016
7
SCHMIDT, MARTINA VICTORIA, DR.
Exec Dt:
03/23/2016
8
TERSTEEGEN, ADRIAN, DR.
Exec Dt:
04/15/2016
9
BEYER, KRISTIN
Exec Dt:
06/27/2016
10
SCHÄFER, MARTINA, DR.
Exec Dt:
07/06/2016
11
BUCHMÜLLER, ANJA, DR.
Exec Dt:
03/24/2016
12
GERDES, CHRISTOPH, DR.
Exec Dt:
03/21/2016
13
SPERZEL, MICHAEL, DR.
Exec Dt:
03/30/2016
14
SANDMANN, STEFFEN, DR.
Exec Dt:
04/07/2016
15
HEITMEIER, STEFAN
Exec Dt:
03/31/2016
16
HILLISCH, ALEXANDER, DR.
Exec Dt:
04/04/2016
17
ACKERSTAFF, JENS, DR.
Exec Dt:
04/05/2016
18
TERJUNG, CARSTEN, DR.
Exec Dt:
04/08/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160237044
15024355
Correspondence name and address
IP SPRING
180 N. LA SALLE
SUITE 3700
CHICAGO, IL 60601
Assignment: 8
Reel/Frame:039145/0370   Pages: 8
Recorded: 07/13/2016
Attorney Dkt #:BHC 131028 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RÖHN, ULRIKE, DR.
Exec Dt:
06/06/2016
2
ELLERMANN, MANUEL, DR.
Exec Dt:
04/19/2016
3
STRASSBURGER, JULIA
Exec Dt:
03/21/2016
4
WENDT, ASTRID, DR.
Exec Dt:
07/05/2016
5
RÖHRIG, SUSANNE, DR.
Exec Dt:
04/01/2016
6
WEBSTER, ROBERT ALAN, DR.
Exec Dt:
04/05/2016
7
SCHMIDT, MARTINA VICTORIA, DR.
Exec Dt:
03/23/2016
8
TERSTEEGEN, ADRIAN, DR.
Exec Dt:
06/15/2016
9
BEYER, KRISTIN
Exec Dt:
06/27/2016
10
SCHÄFER, MARTINA, DR.
Exec Dt:
06/07/2016
11
BUCHMÜLLER, ANJA, DR.
Exec Dt:
03/24/2016
12
GERDES, CHRISTOPH, DR.
Exec Dt:
03/21/2016
13
SPERZEL, MICHAEL, DR.
Exec Dt:
03/30/2016
14
SANDMANN, STEFFEN, DR.
Exec Dt:
04/07/2016
15
HEITMEIER, STEFAN
Exec Dt:
03/31/2016
16
HILLISCH, ALEXANDER, DR.
Exec Dt:
04/04/2016
17
ACKERSTAFF, JENS, DR.
Exec Dt:
04/05/2016
18
TERJUNG, CARSTEN, DR.
Exec Dt:
04/08/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160280699
15025009
Correspondence name and address
IP SPRING
180 N. LA SALLE
SUITE 3700
CHICAGO, IL 60601
Assignment: 9
Reel/Frame:039145/0787   Pages: 8
Recorded: 07/13/2016
Attorney Dkt #:BHC 131031 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RÖHN, ULRIKE, DR.
Exec Dt:
06/06/2016
2
ELLERMANN, MANUEL, DR.
Exec Dt:
04/19/2016
3
STRASSBURGER, JULIA
Exec Dt:
03/21/2016
4
WENDT, ASTRID, DR.
Exec Dt:
07/05/2016
5
RÖHRIG, SUSANNE, DR.
Exec Dt:
04/01/2016
6
WEBSTER, ROBERT ALAN, DR.
Exec Dt:
04/05/2016
7
SCHMIDT, MARTINA VICTORIA, DR.
Exec Dt:
03/23/2016
8
TERSTEEGEN, ADRIAN, DR.
Exec Dt:
04/15/2016
9
BEYER, KRISTIN
Exec Dt:
06/27/2016
10
SCHÄFER, MARTINA, DR.
Exec Dt:
06/07/2016
11
BUCHMÜLLER, ANJA, DR.
Exec Dt:
03/24/2016
12
GERDES, CHRISTOPH, DR.
Exec Dt:
03/21/2016
13
SPERZEL, MICHAEL, DR.
Exec Dt:
03/30/2016
14
SANDMANN, STEFFEN, DR.
Exec Dt:
04/07/2016
15
HEITMEIER, STEFAN
Exec Dt:
03/31/2016
16
HILLISCH, ALEXANDER, DR.
Exec Dt:
04/04/2016
17
ACKERSTAFF, JENS, DR.
Exec Dt:
04/05/2016
18
TERJUNG, CARSTEN, DR.
Exec Dt:
04/08/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160237067
15024327
Correspondence name and address
IP SPRING
180 N. LA SALLE
SUITE 3700
CHICAGO, IL 60601

Search Results as of: 05/27/2024 10:46 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT